61564720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{109937}}^1$

素因数の和:109957

約数の個数: 40

約数和(自身を含む): 163587744

約数和(自身を除く): 102023024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 109937, 219874, 439748, 549685, 769559, 879496, 1099370, 1539118, 1758992, 2198740, 3078236, 3847795, 4397480, 6156472, 7695590, 8794960, 12312944, 15391180, 30782360, 61564720]

約数ペア:

[(1, 61564720), (2, 30782360), (4, 15391180), (5, 12312944), (7, 8794960), (8, 7695590), (10, 6156472), (14, 4397480), (16, 3847795), (20, 3078236), (28, 2198740), (35, 1758992), (40, 1539118), (56, 1099370), (70, 879496), (80, 769559), (112, 549685), (140, 439748), (280, 219874), (560, 109937)]